Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 46
-, Prof. S. A. Rumi. of Genoa, and Prof. Dr. Friedrich Erisniann. of Zurich.Prof. Rumi was keenly interested in photometric problems, and Prof. Erismann awell-known authority on natural school lighting. A fuller note on tlys subject willappear in due course. … THE JOURNAL OF SCIENTIFICILLUMINATION. OFFICIAL ORGAN OF THE Jllujninatlna jEuaineerlno Societi\ (Founded in London, 1909.) LLUMINATING ENGINEERING PUBLISHING COMPANY LTD32. VICTORIA STREET, LONDON S.W. Tel. No. 5215 Victoria. EDITORIAL. The Effect of Contrast on Vision. The discussion opened by…
Lighting
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